<?php
class Facade{
	private $_blog;
	private $_comment;
	private $_visitor;
	
	public function __construct(){
		$this->_blog = new Blog();
		$this->_comment = new Comment();
		$this->_visitor = new Visitor();
	}
	
	public function get($params){
		$this->_blog->get($params['blog']);
		$this->_comment->get($params['comment']);
		$this->_visitor->get($params['visitor']);
	}
}